Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Property, Plant and Equipment Useful Life (Details)

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Summary of Significant Accounting Policies - Property, Plant and Equipment Useful Life (Details)
12 Months Ended
Dec. 31, 2020
Office equipment and furniture  
Property, Plant and Equipment [Line Items]  
Estimated Useful Life (in years) 5 years
Computer equipment and software  
Property, Plant and Equipment [Line Items]  
Estimated Useful Life (in years) 3 years